Isodaq Technology is now part of Hydro International.

Weather Sensors

We have selected a range of electronic weather sensors from respected international manufacturers that work with the Hydro-Logic™ Weather Logger to create low-cost, easy-to-deploy automatic weather stations or mini-weather stations.


  1. Vaisala WXT520 Weather Transmitter

    Vaisala WXT520 Weather Transmitter

    • Low-cost compact mini weather station
    • Rainfall intensity, wind speed/direction, T, humidity and pressure
    • SDI12 interface
    • Raincap rainfall sensor is maintenance free
    • Optional heater and bird spike deterent.

  2. MetPak Weather Station

    MetPak Weather Station

    • Wind Speed & Direction Measurement
    • Air Temperature Measurement
    • Relative Humidity Measurement
    • Barometric Pressure Measurement
    • Dew Point Measurement
    • SDI-12 V1.3 interface

  3. WindSonic Ultrasonic Wind Sensor

    WindSonic Ultrasonic Wind Sensor

    • Low-cost 2-axis ultrasonic wind sensor
    • 0-359º wind direction
    • 0-60m/s wind speed
    • Solid -state - maintenance free 
    • Corrosion-free polycarbonate exterior
    • SDI-12 V1.3 Compatible
    • Low Power <2mA – standby